130db travel door alarm/door window alarm,personal alarm

US $5 / pc

Min. Order: 1 pc

Vibration Detector Wired Window Door Sensor for home security safety alarm

Wireless Door and Window Sensor Anti Theft alarm smart APP remote control

135 remote control winow door alarm/door bell,door sensor alarm

US $4.5 / pc

Min. Order: 1 pc

Battery Powered Indoor Wireless Mini Alarm Door entry alarm house security syste

US $6.5 / pc

Min. Order: 500 pc

TOLION MS38A surface mount magnetic contact with CE ROHS FCC certificates for do

US $0.35 / pc

Min. Order: 100 pc

Security Wireless Remote Control Vibration Alarm magnet Door Window Detector